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Explain consumers equilibrium with the help of indifference curve approach . Use diagram?
Ref: https://edurev.in/question/634666/Explain-consumers-equilibrium-with-the-help-of-indifference-curve-approach-Use-diagram-

Consumers Equilibrium through Indifference Curve Approach.

According to Indifference Curve approach, consumers equilibrium is determined if the following two conditions are satisfied :

(i) MRSxy = Px/Py 

(ii) MRSxy is declining.

MRSxy is the rate at which the consumer is willing to sacrifice Y to obtain one more unit of X.

Consumers Equilibrium - Commerce

Thus, we can say that ''A consumer is in equilibrium at a point where budget line is tangent to Indifference Curve".

Slope of Indifference Curve = Slope of budget line i.e.

MRSxy =Px/P 

In the diagram, equilibrium is at point E, where the budget line touches the highest attainable indifference curve IC2 within consumer's budget.

Bundles on the Indifference Curve IC3 are not affordable within budget.

Bundles on the Indifference Curve IC1 (i.e. points F and G) are lying on a lower Indifference Curve i.e. will have lower utility levels as compared to the tangency point E. Therefore, the consumer will choose only the tangency point on the budget line.

Therefore, E is a point of consumer's equilibrium where he maximizes his satisfaction. Point E is also called the"Optimum Consumption Point" where he consumes OX1 of X and OY1 of Y.

If MRSxy > MRE it implies that the consumer is willing to sacrifice more unit of Y than what market requires. This induces the consumer to buy more of X. When he buys more of X, utility derived from X falls and he is willing to sacrifice less of Y. Thus MRSxy starts declining. He continues to consume more of X, till MRSxy=MRE=Px/Py.

If MRSxy < MRE, it implies consumer is willing to sacrifice fewer units of Y than what the market requires. He decreases the consumption of X. Due to this MRSxy began to rise, he continues to decrease the consumption of X till MRSxy = MRE.

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FAQs on Consumers Equilibrium - Commerce

1. What is consumer equilibrium in commerce?
Ans. Consumer equilibrium in commerce refers to the point at which a consumer maximizes their satisfaction or utility from the goods and services they consume, given their limited income and prices of the products. It is achieved when the marginal utility per dollar spent is equal for all goods and services consumed.
2. How is consumer equilibrium determined?
Ans. Consumer equilibrium is determined by the consumer's income, prices of goods and services, and their preferences. It can be found by comparing the marginal utility per dollar spent for each product. The consumer will allocate their income in such a way that the marginal utility per dollar spent is equal across all goods and services consumed.
3. What factors can disrupt consumer equilibrium?
Ans. Several factors can disrupt consumer equilibrium. Changes in income, prices of goods and services, or preferences can lead to a shift in consumer equilibrium. For example, if the price of a preferred good increases, the consumer may need to adjust their consumption pattern to maintain equilibrium.
4. How does consumer equilibrium relate to consumer surplus?
Ans. Consumer equilibrium and consumer surplus are closely related. Consumer surplus refers to the difference between the price a consumer is willing to pay for a good or service and the actual price they pay. Consumer equilibrium ensures that the consumer maximizes their utility, while consumer surplus represents the additional satisfaction gained from paying a lower price than what they are willing to pay.
5. Can consumer equilibrium change over time?
Ans. Yes, consumer equilibrium can change over time. It is influenced by various factors such as changes in income, prices, and preferences. As these factors evolve, the consumer may need to adjust their consumption pattern to maintain equilibrium. Additionally, external factors such as inflation or changes in market conditions can also impact consumer equilibrium.
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